This program sustains, maintains, and modernizes the Navy's afloat and ashore tactical network systems - including Automated Digital Network System (ADNS), Consolidated Afloat Networks and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System - Maritime (CENTRIXS-M), Communications as a Service (CaaS), Integrated Shipboard Network System (ISNS), Sensitive Compartmented Information (SCI) Networks, Agile Core Services (ACS), Software Defined Networks (SDN), Tactical Afloat Next Generation Networks (TNGN) - ensuring fleet readiness and operational superiority across the global naval enterprise. Support network engineering including verification of Installation Design Plans (IDPs), network architecture diagrams, and full range of engineering drawings including System block diagrams, Electrical schematics and wiring diagrams, Cable and interconnect diagrams, Rack and enclosure elevation drawings, Equipment installation and mounting drawings, and Interface control drawings (ICDs).